当你吃含(红)辣椒的辣味食品时，你口中的灼烧感来源于辣椒素，这种油性成份是辣椒及辛辣食物中所含有益健康的化合物。

That burning sensation in your mouth when you eat foods spiced with cayenne (red) pepper comes from capsaicin, the oily compound behind most of the health benefits of cayenne and its peppery Cousins.

youdao

辣椒中含有辣椒素，这是一种可以提高静息时热量燃烧的化学物质，也能减少饥饿感和食物摄入量。

Hot peppers contain the active ingredient capsaicin, a chemical that can enhance calorie burning at rest as well as reduce hunger and food intake.

youdao

比如，有一种温和的日本辣椒，就含有一种叫做capsinoid的与辣椒素十分相似的成分。

There is, for instance, a mild Japanese pepper, which contains a compound called capsinoid that is closely related to capsaicin.

youdao